+ add new custom widget

git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5364 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
2011-12-30 14:30:52 +00:00
parent dfbea1de96
commit db0ad3a49c
5 changed files with 343 additions and 0 deletions
--- a/src/Gui/InputVector.cpp
+++ b/src/Gui/InputVector.cpp
@@ -28,6 +28,177 @@

 using namespace Gui;

+LocationWidget::LocationWidget (QWidget * parent)
+  : QWidget(parent)
+{
+    box = new QGridLayout();
+
+    xValue = new QDoubleSpinBox(this);
+    xValue->setMinimum(-2.14748e+09);
+    xValue->setMaximum(2.14748e+09);
+    xLabel = new QLabel(this);
+    box->addWidget(xLabel, 0, 0, 1, 1);
+    box->addWidget(xValue, 0, 1, 1, 1);
+
+    yValue = new QDoubleSpinBox(this);
+    yValue->setMinimum(-2.14748e+09);
+    yValue->setMaximum(2.14748e+09);
+    yLabel = new QLabel(this);
+    box->addWidget(yLabel, 1, 0, 1, 1);
+    box->addWidget(yValue, 1, 1, 1, 1);
+
+    zValue = new QDoubleSpinBox(this);
+    zValue->setMinimum(-2.14748e+09);
+    zValue->setMaximum(2.14748e+09);
+    zLabel = new QLabel(this);
+    box->addWidget(zLabel, 2, 0, 1, 1);
+    box->addWidget(zValue, 2, 1, 1, 1);
+
+    dLabel = new QLabel(this);
+    dValue = new QComboBox(this);
+    dValue->setCurrentIndex(-1);
+    box->addWidget(dLabel, 3, 0, 1, 1);
+    box->addWidget(dValue, 3, 1, 1, 1);
+
+    QGridLayout* gridLayout = new QGridLayout(this);
+    gridLayout->addLayout(box, 0, 0, 1, 2);
+
+    retranslateUi();
+}
+
+LocationWidget::~LocationWidget()
+{
+}
+
+QSize LocationWidget::sizeHint() const
+{
+    return QSize(150,190);
+}
+
+void LocationWidget::changeEvent(QEvent* e)
+{
+    if (e->type() == QEvent::LanguageChange) {
+        this->retranslateUi();
+    }
+    QWidget::changeEvent(e);
+}
+
+void LocationWidget::retranslateUi()
+{
+    xLabel->setText(QApplication::translate("Gui::LocationWidget", "X:"));
+    yLabel->setText(QApplication::translate("Gui::LocationWidget", "Y:"));
+    zLabel->setText(QApplication::translate("Gui::LocationWidget", "Z:"));
+    dLabel->setText(QApplication::translate("Gui::LocationWidget", "Direction:"));
+    
+    if (dValue->count() == 0) {
+        dValue->insertItems(0, QStringList()
+         << QApplication::translate("Gui::LocationDialog", "X")
+         << QApplication::translate("Gui::LocationDialog", "Y")
+         << QApplication::translate("Gui::LocationDialog", "Z")
+         << QApplication::translate("Gui::LocationDialog", "User defined...")
+        );
+
+        dValue->setCurrentIndex(2);
+
+        // Vector3f declared to use with QVariant see Gui/propertyeditor/PropertyItem.h
+        dValue->setItemData(0, QVariant::fromValue<Base::Vector3f>(Base::Vector3f(1,0,0)));
+        dValue->setItemData(1, QVariant::fromValue<Base::Vector3f>(Base::Vector3f(0,1,0)));
+        dValue->setItemData(2, QVariant::fromValue<Base::Vector3f>(Base::Vector3f(0,0,1)));
+    }
+    else {
+        dValue->setItemText(0, QApplication::translate("Gui::LocationDialog", "X"));
+        dValue->setItemText(1, QApplication::translate("Gui::LocationDialog", "Y"));
+        dValue->setItemText(2, QApplication::translate("Gui::LocationDialog", "Z"));
+        dValue->setItemText(dValue->count()-1, 
+            QApplication::translate("Gui::LocationDialog", "User defined..."));
+    }
+} 
+
+Base::Vector3f LocationWidget::getPosition() const
+{
+    return Base::Vector3f((float)this->xValue->value(),
+                          (float)this->yValue->value(),
+                          (float)this->zValue->value());
+}
+
+void LocationWidget::setDirection(const Base::Vector3f& dir)
+{
+    if (dir.Length() < FLT_EPSILON) {
+        return;
+    }
+
+    // check if the user-defined direction is already there
+    for (int i=0; i<dValue->count()-1; i++) {
+        QVariant data = dValue->itemData (i);
+        if (data.canConvert<Base::Vector3f>()) {
+            const Base::Vector3f val = data.value<Base::Vector3f>();
+            if (val == dir) {
+                dValue->setCurrentIndex(i);
+                return;
+            }
+        }
+    }
+
+    // add a new item before the very last item
+    QString display = QString::fromAscii("(%1,%2,%3)")
+        .arg(dir.x)
+        .arg(dir.y)
+        .arg(dir.z);
+    dValue->insertItem(dValue->count()-1, display,
+        QVariant::fromValue<Base::Vector3f>(dir));
+    dValue->setCurrentIndex(dValue->count()-2);
+}
+
+Base::Vector3f LocationWidget::getDirection() const
+{
+    QVariant data = dValue->itemData (this->dValue->currentIndex());
+    if (data.canConvert<Base::Vector3f>()) {
+        return data.value<Base::Vector3f>();
+    }
+    else {
+        return Base::Vector3f(0,0,1);
+    }
+}
+
+Base::Vector3f LocationWidget::getUserDirection(bool* ok) const
+{
+    Gui::Dialog::Ui_InputVector iv;
+    QDialog dlg(const_cast<LocationWidget*>(this));
+    iv.setupUi(&dlg);
+    Base::Vector3f dir;
+    if (dlg.exec()) {
+        dir.x = (float)iv.vectorX->value();
+        dir.y = (float)iv.vectorY->value();
+        dir.z = (float)iv.vectorZ->value();
+        if (ok) *ok = true;
+    }
+    else {
+        if (ok) *ok = false;
+    }
+
+    return dir;
+}
+
+void LocationWidget::on_direction_activated(int index)
+{
+    // last item is selected to define direction by user
+    if (index+1 == dValue->count()) {
+        bool ok;
+        Base::Vector3f dir = this->getUserDirection(&ok);
+        if (ok) {
+            if (dir.Length() < FLT_EPSILON) {
+                QMessageBox::critical(this, LocationDialog::tr("Wrong direction"),
+                    LocationDialog::tr("Direction must not be the null vector"));
+                return;
+            }
+
+            setDirection(dir);
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------
+
 LocationDialog::LocationDialog(QWidget* parent, Qt::WFlags fl)
  : QDialog(parent, fl)
 {